The scientific name Helianthus means flower (anthos) of the Sun (helios),
The flowers follow the sun which has given the sunflower it's Spanish and French names - girasol and tournesol.
Peruvian Incas regarded the sunflower as the emblem of their sun god.
From Anne Geddes

to Van Gogh

The Beach Boys (Sunflower, Wild Honey, Smile)
A Sleepin' Bee (Harold Arlen song, Truman Capote lyric)
Honey Bee on the album Wildflower (Tom Petty)
King Bee (blues song)
China Cat Sunflower (Hunter/Garcia)